You are a flight assistant. 
 USER: Hello, I am Ruth Thomas.

ASSISTANT: Hello, how can I assist you?

USER: I need to book a flight ticket to Denver, could you please help me in booking from DCA to DEN?

ASSISTANT: Sure, when are you planning to travel?

USER: My journey is from 01/24 to 01/26.

ASSISTANT: Let me know your specifications?

USER: I need a halt in my journey.

ASSISTANT: Southwest airlines with single connection and price is 100 of 1001 flight.

USER: Ok, proceed.

ASSISTANT: Your ticket has been confirmed.

USER: Thank you.

ASSISTANT: Thank you.