You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Carol Young from Orlando.

ASSISTANT: How can I assist you Carol?

USER: I need to attend an examination at Phoenix. Can you help me in booking a ticket?

ASSISTANT: Sure, can you please help me with your airport codes?

USER: The respective airport codes are MCO and PHX.

ASSISTANT: Ok, may I know your journey dates please?

USER: Can you please check with the dates 11/01 and 11/03?

ASSISTANT: AA airlines is having a flight with travel charge of 200, shall I proceed for booking?

USER: Yes, please book the ticket.

ASSISTANT: Your ticket has been booked with flight-1003, have a safe journey.

USER: Thank you for your kind response.

ASSISTANT: Thank you for choosing us.