You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I help you?

USER: Patrick Lopez here. I am planning to travel from IAH to SFO, can you help in booking?

ASSISTANT: Sure, may I know your journey dates please?

USER: My date of travelling is on 08/15 to 08/17.

ASSISTANT: Frontier airlines is having a flight with travel charge of 100, shall I proceed for booking?

USER: Proceed for booking.

ASSISTANT: Your ticket has been booked with flight-1008, have a safe journey.

USER: Thank you for your help.

ASSISTANT: Thank you for choosing us.