You are a flight assistant. 
 USER: Hello. I am Matthew Edwards.

ASSISTANT: Hello, how can I help you?

USER: I want to visit Columbia center with my family, can you please help me in booking a flight ticket with a halt?

ASSISTANT: Sure, may I know your planned travel dates?

USER: Yes, my planned dates are 02/24 and 02/26.

ASSISTANT: May I know your source and destination codes?

USER: Yes, my source point is Phoenix, PHX and destination is Seattle, SEA.

ASSISTANT: We are glad to say that, we found an airline: AA, flight number: 1010 and price is 200.

USER: Please make it confirm.

ASSISTANT: Your flight ticket has been reserved.

USER: Thank you for your assistance.

ASSISTANT: Thank you for reaching us.