You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, How can I help you?

USER: I want to go for science exhibition in Chicago, IL - ORD. So can you please book a ticket for me?

ASSISTANT: Sure, can you provide me the travelling details?

USER: I want to start from Philadelphia, PA - PHL airport. My travel dates are 12/06 and 12/08.

ASSISTANT: Ok, wait a while.

USER: Sure.

ASSISTANT: Thanks for waiting. Flight details are as follows: flight number- 1029, Airline- Southwest and the price is 200 with a connection. Shall I go through the booking?

USER: OK, please go through the booking.

ASSISTANT: Ok, Your ticket has been reserved.

USER: Thanks a lot for booking.

ASSISTANT: Thanks for connecting us.