You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you?

USER: I am planning to book a ticket from HOU to MSP. Can you please help me out?

ASSISTANT: Sure, I am here to help you out. May I know your travelling dates please?

USER: I am planning to travel on Sept 30 and return back on Oct 02.

ASSISTANT: Can you please share your connection limit?

USER: I am looking for a direct flight.

ASSISTANT: May I know your name please?

USER: I am looking for a economy class in the name of Catherine Walker.

ASSISTANT: Wait a moment please.

USER: Sure.

ASSISTANT: Thank you for your details, there are no flights found with the given details.

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

ASSISTANT: Thank you for choosing us.