You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: Can you book a ticket with  price of 200 from MN-MSP.

ASSISTANT: To proceed further, Can you please provide your destination and journey dates?

USER: I want to visit Las Vegas,NV-LAS to attend a meeting. My journey dates are 05/20 and 05/22. Make sure I require a single connection.

ASSISTANT: Ok, please wait for a moment.

USER: Ok.

ASSISTANT: Thank you for your patience, There is an Frontier airline with flight number 1004 and price is 100.

USER: You can proceed with the booking.

ASSISTANT: To proceed with booking, May I know your name?

USER: I am Timothy Walker.

ASSISTANT: Ok, your ticket has been booked.

USER: Thank you for booking.

ASSISTANT: Thank you for choosing us.