You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I assist you today?

USER: I am Richard Thomas, can you help me to book a flight from OAK to LAS?

ASSISTANT: Sure, may I know your travelling dates?

USER: My trip dates are 08/31 and 09/02. Please search a flight within 200 price limit.

ASSISTANT: Frontier airline is providing flight with price 100 and connection is 1, shall I proceed?

USER: Yes, you can proceed.

ASSISTANT: Your ticket has been booked with flight-1000.

USER: Thank you for your help.

ASSISTANT: My pleasure.