You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I serve you?

USER: I am looking to book a flight ticket from CLT to DFW. Can you help me for that?

ASSISTANT: Sure, on what dates are you planning to travel?

USER: My travelling dates are May 09 and May 11.

ASSISTANT: How many connections do you need?

USER: I need a single connecting flight.

ASSISTANT: Is there any other requirements?

USER: No.

ASSISTANT: May I know your name?

USER: My name is Sandra Baker.

ASSISTANT: Thanks for providing your essentials, there are no flights going on your way at this moment.

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

ASSISTANT: Thank you for opting us.

USER: Welcome.