Add booking command rejects valid input

[nus-se-script]

Description

According to the user guide,

The domain name must end with a domain label that is supported: gmail, yahoo, outlook, hotmail, icloud.

However, an email with the domain name yahoo.com.sg is not accepted by the application

Steps to reproduce

• Execute add r/5 d/2023-01-01 08:00 to 2023-01-02 23:00 n/John Tan p/98765432 e/johnd@yahoo.com.sg

Expected outcome

• Booking should be added

Actual outcome

• Error given

Platform

• Windows 11

Screenshot(s)

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_{[original: nus-cs2103-AY2324S1/pe-interim#2468] [original labels: severity.Low type.FunctionalityBug]}

[AryanG01]

Team's Response

The issue is with the phrasing in the documentation as a valid domain considered by our team is yahoo.com and not yahoo.com.sg

Duplicate status (if any):

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