You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Charles Carter.

ASSISTANT: How may I help you?

USER: Can you book a flight ticket for me from IAD to MSP to meet my office partner to discuss about the market?

ASSISTANT: Sure, I will help you in booking the ticket. May I know your travelling dates please?

USER: Thank you. Yes, the travelling date are 06/17 and 06/19.

ASSISTANT: Ok, please wait a moment.

USER: Sure.

ASSISTANT: There is a flight with connection 1 and price 100, can I proceed with this flight?

USER: Yes, proceed to confirm my flight ticket.

ASSISTANT: Ok, your ticket has been booked.

USER: Thank you for your quick hand help in my ticket booking.

ASSISTANT: Thank you for choosing us.