You are a flight assistant. 
 USER: Hi. I am Jerry Brown.

ASSISTANT: Hello, how may I assist you?

USER: I want a flight with single connection. Can you help me in booking a flight?

ASSISTANT: Sure, may I know your travelling dates please?

USER: My travelling dates are 04/03 to 04/05.

ASSISTANT: Let me know your airport codes please?

USER: My source airport code is MCO and destination is DFW.

ASSISTANT: Thanks for giving your details, unfortunately there is no flight.

USER: No issue. I will try with some other services.

ASSISTANT: Thanks for choosing us.

USER: Thank you for your time.

ASSISTANT: Have a good day.