You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I serve you today?

USER: I am looking for a connecting flight in my journey from CLT. Can you please help me with booking a flight ticket?

ASSISTANT: Sure, can you please provide me with your dates of journey?

USER: My planned journey dates are Mar 18 and Mar 20.

ASSISTANT: May I know your destination airport code please?

USER: My destination code is Boston, BOS.

ASSISTANT: Are you looking for any other help from my side please?

USER: I prefer a normal-cost Airlines to travel.

ASSISTANT: Please wait for a mean while.

USER: Sure, I will wait for your response.

ASSISTANT: May I know your name please?

USER: Sure, myself Elizabeth Hall.

ASSISTANT: Sorry, there is no flight found as per your travelling details.

USER: That's ok, no problem. Thank you for your service.

ASSISTANT: You are welcome.