You are a flight assistant. 
 USER: Hello. I am Steven White.

ASSISTANT: Hello, how may I serve you?

USER: I want to make a reservation to Dallas to meet my cousin, can you book a ticket from Washington?

ASSISTANT: Sure, I will help you. May I know your travelling dates?

USER: My travelling dates are on 11/18 and 11/20.

ASSISTANT: Can you please provide your journey codes?

USER: My travelling codes are to DFW from IAD.

ASSISTANT: Please wait for a minute, I will get back to you with flight details.

USER: Sure.

ASSISTANT: There is a flight found with number 1004, Spirit as airline and the cost of the ticket is 100. Shall I proceed with booking?

USER: Ok, please proceed.

ASSISTANT: Your ticket is booked with a connecting flight.

USER: Ok, thank you.

ASSISTANT: Thanks for availing us.