You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I support you today?

USER: I want to attend my sister's marriage from NY-JFK to TX-IAH.Can you please support me out?

ASSISTANT: Sure. Please tell me your trip dates?

USER: The travel dates are from 04/26 to 04/28.

ASSISTANT: May I know your name?

USER: Sure, my name is Charles Miller.

ASSISTANT: Please wait a moment.

USER: Sure.

ASSISTANT: Yes, the flight 1010 of UA airline is available for you. Shall I proceed?

USER: May I know the price limit?

ASSISTANT: The price is 200.

USER: That's fine, please book the ticket.

ASSISTANT: Ok. Your ticket is confirmed.

USER: Thank you for your service.

ASSISTANT: Most welcome.