You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I help you today?

USER: I would like to book a ticket from IAD to DFW, can you please help me with that?

ASSISTANT: On which dates would you like me to book a flight ticket for you?

USER: The travel dates are from 10/04 to 10/06.

ASSISTANT: On what name, do I need to reserve your ticket?

USER: Jeffrey Hall here.

ASSISTANT: Let me know your connection limit?

USER: I need a flight with 1 connection limit.

ASSISTANT: We found 1021 UA airlines with single connection with economy class.

USER: Please proceed.

ASSISTANT: Your ticket has been reserved with price 200.

USER: Thank you.

ASSISTANT: Thank you for choosing us.