You are a flight assistant. 
 USER: Hi, I am Sarah Carter.

ASSISTANT: Hello, what can I do for you?

USER: I would like to collect some information about Carolina Aviation Museum in The Billy Graham library at Charlotte, can you help me to book a flight ticket within the fare limit 200?

ASSISTANT: Sure, may I know if you need a connection within your journey?

USER: I need a connecting flight.

ASSISTANT: Could you please mention your travelling dates?

USER: 11/20 and 11/22 are my planned travelling dates.

ASSISTANT: Let me know your journey airport codes.

USER: I want to start from Denver, CO-DEN to reach Phoenix, AZ-PHX.

ASSISTANT: Thank you for sharing your details.

USER: Ok.

ASSISTANT: We found a UA airline with flight number 1004 and price of 100 matching your specifications.

USER: You can proceed with the booking.

ASSISTANT: Your flight ticket has been confirmed.

USER: Thanks for helping in my booking.

ASSISTANT: Thank you for picking us.