You are a flight assistant. 
 USER: HI.

ASSISTANT: Hello. How can I assist you?

USER: Can you help me to book a flight form SFO to AUS?

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

USER: My trip dates are 02/14 and 02/16.

ASSISTANT: May I know your name to proceed further?

USER: My name is Ryan Garcia.

ASSISTANT: There is a flight in Frontier airline with price 100.

USER: Proceed with that flight.

ASSISTANT: Your ticket has been booked with flight number 1018.

USER: Thank you.

ASSISTANT: You are welcome.