You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you?

USER: My name is John Smith.

ASSISTANT: Yes, John.

USER: I want to book a flight ticket to LGA, can you help me?

ASSISTANT: Sure, may I know your origin airport code?

USER: Sure, my source code is JFK.

ASSISTANT: Ok, please provide me your travelling dates.

USER: My travelling dates are from 01/13 to 01/15.

ASSISTANT: John, give me a moment.

USER: Make sure I need 1 connection for my flight.

ASSISTANT: Ok, let me check with your required details.

USER: Ok..

ASSISTANT: John, happy to say you that there is an available ticket at your request with Frontier airline and flight number is 1007. Shall I proceed?

USER: Yes.

ASSISTANT: Your ticket has successfully booked.

USER: Thank you.

ASSISTANT: Thank you for choosing us.