You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: I am Christopher Harris.

ASSISTANT: Ok.

USER: I want to book a ticket from Orlando to meet my step mom, can you book a ticket?

ASSISTANT: Sure, may I know your journey dates?

USER: Journey dates are 01/19 and 01/21.

ASSISTANT: Please provide me your airport codes.

USER: Airport codes are MCO and BOS.

ASSISTANT: Ok, please wait for a moment.

USER: Sure.

ASSISTANT: I found a UA airline, flight number: 1012, price: 100 with one connection.

USER: Ok, reserve it.

ASSISTANT: Your flight ticket has been confirmed.

USER: Thank you for helping me.

ASSISTANT: Thank you for choosing us.