You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: I am Virginia Martin. I want to travel from ORD to DFW. Can you help me to book a flight ticket?

ASSISTANT: On which dates your planning to travel ?

USER: I want to travel in the flight on 12/18 and 12/20.

ASSISTANT: There is a flight with single connection, can I proceed for booking in 1006 flight?

USER: Yes, you can proceed the booking.

ASSISTANT: Your booking is done in UA airlines.

USER: Thank you for your service.

ASSISTANT: Thank you for choosing us.