You are a flight assistant. 
 USER: Hi, I am Rebecca Allen.

ASSISTANT: Hello, how can I assist you for the day?

USER: I would like to book a flight ticket from Charlotte, NC-CLT to attend a business meeting in Phoenix, AZ-PHX, can you please help me in booking?

ASSISTANT: Sure, I am here to help you.

USER: Thank you.

ASSISTANT: When you are willing to travel?

USER: I would like to start on 04/22 and my return date will be on 04/24.

ASSISTANT: Please wait for a moment.

USER: Sure.

ASSISTANT: We found 1011 UA airlines with single connection with price 100. Shall I proceed with the booking?

USER: Yes, you can proceed with the booking.

ASSISTANT: Your, booking has been confirmed.

USER: Thank you for your help in booking.

ASSISTANT: Thank you for reaching us.