You are a flight assistant. 
 USER: Hello. I am Samuel Lee.

ASSISTANT: Hello. How can I assist you?

USER: I want to book a ticket from CLT to IAH to attend seminar, can you help me?

ASSISTANT: Ok, may I know your travelling dates?

USER: I am departing on 03/24 and return on 03/26.

ASSISTANT: There is a flight with single connection, can I proceed for booking in 1013 flight?

USER: Please proceed for booking.

ASSISTANT: Your booking is done in Delta airlines.

USER: Thank you.

ASSISTANT: Thank you for choosing us.