You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you?

USER: I am Scott Phillips from Houston.

ASSISTANT: Ok.

USER: I have to go to Boston next week. Can you please book a flight ticket from HOU to BOS?

ASSISTANT: Sure, can I know your preferable dates?

USER: I want to take off on 03/19 and please confirm my return ticket also on 03/21.

ASSISTANT: I found a flight 1020 of Spirit airlines matches with your preferences, can I proceed?

USER: That's ok, please confirm this flight ticket for me.

ASSISTANT: Your ticket is booked.

USER: Thank you for assisting me.

ASSISTANT: Thank you, have a good day.