You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I aid you?

USER: I want to book a direct flight to Minneapolis MN-MSP, help me in booking my flight ticket from Houston TX-IAH.

ASSISTANT: Could you provide me your journey dates?

USER: 01/10 to 01/12 are my travelling dates.

ASSISTANT: Do you have any preference?

USER: I can spend up to 5000.

ASSISTANT: Please wait. We found a connecting flight JetBlue with flight number 1001 and fare is 100.

USER: Please proceed.

ASSISTANT: May I know your good name to proceed further?

USER: Please reserve my reservation with the name Carol Allen.

ASSISTANT:  Your booking is confirmed.

USER: Thank you for your assistance.

ASSISTANT:  Thank you for opting us.