You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. Can you please provide me with your name?

USER: My name is Donna Hall.

ASSISTANT: Do you want me to help you with anything?

USER: I would like to travel from IAH to AUS, could you please help me with booking a flight ticket?

ASSISTANT: Sure, can you please give me your planning dates?

USER: My travelling  dates are 11/08 and 11/10.

ASSISTANT: I found a ticket for you.The price is 600 and flight number is 1003. Is it ok for you?

USER: My budget is 200.

ASSISTANT: That's fine. Thank you for contacting us.

USER: You are welcome.