You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you?

USER: I am William Thompson. Can you help me in booking my flight ticket with a economy class?

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

USER: My travelling dates are from Oct 12 to Oct 14.

ASSISTANT: Could you please provide the airport codes?

USER: I want to fly from AUS, my landing airport code is LAS.

ASSISTANT: There is a connecting flight in UA airline with price 100, can I book it?

USER: Make sure that the depart time is Morning and return time in evening.

ASSISTANT: Please wait a moment.

USER: Sure.

ASSISTANT: As per your request there is a connecting flight in Frontier airline, can I book it?

USER: You can proceed.

ASSISTANT: Your ticket has been booked with flight number 1017.

USER: Thank you.

ASSISTANT: Thank you for approaching us.