You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I assist you?

USER: I am Samuel Hall. I have a business meeting at Houston Technology Center TX-IAH.

ASSISTANT: Ok.

USER:  Can you book a ticket on 10/10?

ASSISTANT: Sure, may I know your return date please?

USER:  I will return on 10/12.

ASSISTANT: Please share me your origin airport code.

USER:  I will depart from Orlando FL-MCO.

ASSISTANT: Do you have any specification?

USER: I need a connecting flight within 5000.

ASSISTANT: We found a flight on your details with airline Spirit, flight number: 1000. Shall I proceed for booking?

USER:  Ok, you can proceed.

ASSISTANT: Your ticket has been booked.

USER: Thank you for booking.

ASSISTANT: Thanks for choosing us.