You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Andrew Turner.

ASSISTANT: Turner, how can I help you today?

USER: I am planning to visit Lake Travis in AUS, can you help me in booking a  ticket from PHL?

ASSISTANT: I am glad to help you, can you please provide me your journey dates?

USER: My planning dates are from 01/02 to 01/04.

ASSISTANT: Flight-1010 is available in AA airlines with 1 connection. Shall I book the ticket?

USER: That's great, please proceed.

ASSISTANT: Your ticket is booked successfully and the ticket costs you 100 only.

USER: Thank you for your help.

ASSISTANT: Thank you for choosing us.