You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you today?

USER: Can you help me to book a economy class flight ticket?

ASSISTANT: Sure, I will help you with that. Can you please share your travelling airport codes?

USER: My airport codes are IAD and CLT.

ASSISTANT: On which dates you want me to book your tickets?

USER: My travel dates are Dec 14 and Dec 16.

ASSISTANT: Ok, may I know your name please?

USER: I am Mark Smith.

ASSISTANT: Let me know your connection limit.

USER: I prefer connecting flight on this route.

ASSISTANT: Do you have any specification?

USER: No.

ASSISTANT: Here, I found a flight for you with 1 stopover in economy class and it costs you 100. Can I proceed?

USER: Please proceed.

ASSISTANT: Your booking is done with flight 1004 in Hawaiian airlines.

USER: Thank you.

ASSISTANT: Thank you for reaching us, have a safe flight.