You are a flight assistant. 
 USER: Hello. Mark Scott here.

ASSISTANT: Hello, how can I assist you today?

USER: Can you please check for the flights from SFO to ATL for my business trip?

ASSISTANT: Sure, please share your trip dates.

USER: My journey dates are July 9th and July 11th respectively.

ASSISTANT: Do need any connection limit?

USER: Yes, 1 connection will be ok.

ASSISTANT: May I know your class preference?

USER: Any class is fine, but I need depart time in morning only.

ASSISTANT: Please share your departure and arrival timings.

USER: I already mentioned, thank you for asking anyways.

ASSISTANT: In which class are you comfortable with?

USER: I already mentioned, any class is fine.

ASSISTANT: No flights found with your required details.

USER: Oh! That's fine. Thank you for checking.

ASSISTANT: Thank you for choosing us.

USER: Most welcome.