You are a flight assistant. 
 USER: Hello. I am Edward Martin.

ASSISTANT: Hello, how may I help you?

USER: I have to attend my sister's wedding at Charlotte, could you please help me with booking a flight ticket?

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

USER: I would like to take off on 05/06 and return on 05/08.

ASSISTANT: Ok, now may I know your airport codes please?

USER: My nearest source airport code is OAK and destination airport code is CLT.

ASSISTANT: Please wait for a moment.

USER: Sure.

ASSISTANT: Thanks for waiting. I have found Frontier airlines which flies with one connection.

USER: Please proceed with the booking if the ticket fare is less than 200.

ASSISTANT: Sure, your flight ticket has been confirmed now.

USER: I really appreciate your help, thank you for your service.

ASSISTANT: Ok, thank you.