You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: My name is Thomas Nelson.

ASSISTANT: How may I help you?

USER: I have a meeting to attend at St. Paul. Can you help me in booking a ticket from LAS to MSP?

ASSISTANT: Sure, may I know your journey dates please?

USER: My preferred journey dates are 10/21 and 10/23.

ASSISTANT: Please wait a moment.

USER: Ok, take your time.

ASSISTANT: I found a flight for you in Frontier airlines with price 100. Can I proceed?

USER: Please book the ticket.

ASSISTANT: Ok, your booking is confirmed with flight number 1006.

USER: Thank you for your service.

ASSISTANT: Thank you for choosing us.