You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. What can I do for you?

USER: My name is Elizabeth Rodriguez. I want to visit Lake Travis at Austin, could you please help me out?

ASSISTANT: Sure Elizabeth, can I know the travel dates please?

USER: My journey dates are from 01/18 to 01/20.

ASSISTANT: May I know the airport codes please?

USER: My airport codes are from BOS to AUS.

ASSISTANT: Ok, wait a moment please.

USER: Ok.

ASSISTANT: There is a flight for you in Frontier airline. Shall I book it?

USER: ok, please book my ticket.

ASSISTANT: Your ticket has been booked with flight number 1010.

USER: Thank you for your help.

ASSISTANT: You are welcome.