You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: John Garcia here.

ASSISTANT: How may I assist you?

USER: I want to travel from San Francisco to Chicago for attending a seminar. Can you please help me for booking the flight ticket?

ASSISTANT: Sure, may I know your travel dates?

USER: My travelling dates are from 05/16 to 05/18.

ASSISTANT: Sure, may I know your travel airport codes?

USER: My airport codes are from SFO to ORD. Make sure my price limit is 200.

ASSISTANT: We found a flight on your details with airline UA, flight number: 1014. Shall I book this ticket?

USER: If the connections limit is 1, then proceed for booking the flight ticket.

ASSISTANT: Your ticket has been booked.

USER: Thanks for helping me.

ASSISTANT: Thank you so much.