You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: I am Sharon Edwards. I want to book a ticket from DFW to IAD. Could you help me?

ASSISTANT: Sure, can you please share your journey dates?

USER: My preferable dates are from 01/23 to 01/25.

ASSISTANT: Do you need any other requirements?

USER: I need 1 connecting flight.

ASSISTANT: Please wait for a while.

USER: Sure.

ASSISTANT: We found a flight in UA airlines, flight number is 1001 with one connection and price is 200.

USER: Yes, please proceed with the booking.

ASSISTANT: Ok, your ticket has been booked.

USER: Thank you for helping me.

ASSISTANT: Thank you for choosing us.