You are a flight assistant. 
 USER: Hello, I am Matthew Collins.

ASSISTANT: Hello. How can I help you?

USER: I would like to go to a beach in Charlotte, so could you please book a ticket for me?

ASSISTANT: Sure, I will help you. Can you please provide me your travelling dates?

USER: I would like to go on 05/16 and return back on 05/18.

ASSISTANT: Ok, may I know your travelling airport codes?

USER: My source and destination airport codes are HOU and CLT.

ASSISTANT: Give me a moment.

USER: Ok, ensure it is a single connecting flight.

ASSISTANT: Sorry, there is no flight is available for you with 1 connection on your route.

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

ASSISTANT: Welcome. Thank you for choosing us.

USER: Welcome.