You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: I am planning to book a ticket to attend a meeting at MSP. Can you please help me out from DFW?

ASSISTANT: Sure, please share your planned travel dates.

USER: I am planning to travel on Sept 27 and return back on Sept 29.

ASSISTANT: Which class do you prefer to travel?

USER: I am ok with any class.

ASSISTANT: Is there any specific airline are you looking for?

USER: No.

ASSISTANT: May I know your name to proceed further?

USER: My name is Debra Roberts.

ASSISTANT: Sorry, we don't have any flight available on given dates.

USER: That's fine, Thank you for your help.

ASSISTANT: Thank you for reaching us.