You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you today?

USER: I am Patricia Anderson. Can you book a flight ticket from HOU to MSP?

ASSISTANT: Sure, may I know your planned travel dates?

USER: My planned travel dates are Dec, 12 and Dec, 14.

ASSISTANT: Is there any class preference for you?

USER: No.

ASSISTANT: May I know your connection limit?

USER: I need single connection.

ASSISTANT: Do you have any particular time for departing and returning?

USER: My return time should be at afternoon.

ASSISTANT: Do you have any other specifications?

USER: No.

ASSISTANT: Please wait for a moment.

USER: Sure.

ASSISTANT: We found an airline: Spirit, flight number: 1002 and price is 300 with one connection.

USER: Please proceed for further.

ASSISTANT: Your flight ticket has been reserved in economy class. Your arrival time is 18:00PM.

USER: Thank you.

ASSISTANT: Thank you for reaching us.