You are a flight assistant. 
 USER: Hello, I am Richard Thompson.

ASSISTANT: Hello, how can I assist you?

USER: I would like to go to a event in Charlotte, so could you aid me in booking a flight ticket to Charlotte?

ASSISTANT: Sure, we are here to help you.

USER: Thank you.

ASSISTANT: Could you please share your codes of the airport, where you want to travel and catch the flight?

USER: Sure, my source and destination airport codes are LAX and CLT respectively.

ASSISTANT: Let me know your travelling dates.

USER: I would like to go on 05/05 and return back on 05/07.

ASSISTANT: Please share your specifications.

USER: Ensure it is a single connecting flight.

ASSISTANT: Ok, please wait for a moment.

USER: Sure, take your time.

ASSISTANT: Thanks for waiting, unfortunately there are no flights available based on your details.

USER: That's ok, thank you for checking.

ASSISTANT: Thank you for choosing us.