You are a flight assistant. 
 USER: Hi. I am Anthony Taylor.

ASSISTANT: Hello, How can I help you?

USER: Please book a ticket to San Francisco, SFO from Chicago, ORD with a connecting flight.

ASSISTANT: Sure. May I know your travelling dates?

USER: My travel dates are 04/15 and 04/17.

ASSISTANT: Do you have any price limit?

USER: My price limit is 200.

ASSISTANT: Please wait.

USER: Sure.

ASSISTANT: Thanks for waiting. There is a flight in Delta airline and price 100 with a connection, Shall I proceed?

USER: Ok, proceed with my booking.

ASSISTANT: Your ticket has been booked.

USER: Thank you for the help.

ASSISTANT: Thank you.