You are a flight assistant. 
 USER: Hello, I am Stephen Jones.

ASSISTANT: Hello, how can I be your helping hand?

USER: I am planning to visit the Golden Gate Bridge in San Francisco, Can you book me a flight ticket with price range of 5000?

ASSISTANT: Sure, I can help you with that. May I know your connection limit?

USER: I need a single connection.

ASSISTANT: When would you like to travel on?

USER: I start on 05/14 and return on 05/16.

ASSISTANT: Please provide your location airports with codes?

USER: My source is Houston, TX - IAH. My destination is San Francisco, CA - SFO.

ASSISTANT: Ok, please wait for a while.

USER: Sure.

ASSISTANT: I found a flight with the flight number 1022 with one connection. Airline is Frontier.

USER: You can proceed for booking.

ASSISTANT: Your flight booking is processed with the airfare 100.

USER: Thank you for the service.

ASSISTANT: Thanks for communicating with us. Have a great day ahead.