You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I serve you today?

USER: I am William Anderson. I would like to book a flight ticket from MSP to CLT to meet my friend.

ASSISTANT: Sure, let me know your travelling dates?

USER: Sure, my travelling dates are 04/28 and 04/30.

ASSISTANT: Do you prefer direct flight or connecting flight?

USER: I need a connecting flight.

ASSISTANT: We found a Delta airline with flight number 1005 and fare is 300 having a single connection. Shall I proceed?

USER: Yes, please proceed.

ASSISTANT: Your booking has been confirmed.

USER: Thank you for your help.

ASSISTANT: Thank you for reaching us.