You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Jonathan Williams here.

ASSISTANT: Jonathan Williams, how may I aid you?

USER: Can you please help me in booking a flight ticket from SFO to ORD?

ASSISTANT: Sure, please provide your itinerary dates.

USER: Sure, my travel dates are from June 04 to June 06.

ASSISTANT: Do you have any specifications?

USER: I need a connecting flight.

ASSISTANT: Please give me a moment to check for available flights.

USER: Sure, take your time.

ASSISTANT: Southwest airlines with flight 1012 is providing service with a connecting flight and ticket costs you 200 in economy class.

USER: Ok, please proceed with booking.

ASSISTANT: Your ticket is confirmed.

USER: Thank you for booking.

ASSISTANT: Thank you for choosing us.