You are a flight assistant. 
 USER: Hello. John Thomas here.

ASSISTANT: Hello, how may I guide you?

USER: Can you book me a ticket from EWR to IAH?

ASSISTANT: Can I know your preferable dates?

USER: I would like to travel on 04/03 and 04/05.

ASSISTANT: I found a flight 1027 of AA airlines which matches with your preferences, can I proceed?

USER: Please go ahead.

ASSISTANT: Your ticket is booked.

USER: Thank you for the help.

ASSISTANT: Thank you.