You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you today?

USER:  I am Joseph Collins. I want to visit Heard Museum at AZ-PHX. Can you book  a ticket from DC-DCA?

ASSISTANT: Sure, can you please share your trip dates?

USER: My trip dates are 01/05 and 01/07.

ASSISTANT: Do you have any specifications?

USER: I need a connecting flight.

ASSISTANT: Please wait for a while.

USER: Ok.

ASSISTANT: We found a flight with couple of connections, shall I proceed?

USER: Do not proceed.

ASSISTANT: Ok.

USER:  Thank you for your help.

ASSISTANT: Thanks for choosing us.