You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: I am planning to meet my friend at Chicago, my preferable airport code are from ORD to SFO. Can you help me?

ASSISTANT: Sure, help me with your trip dates.

USER: My traveling dates are 02/03 and 02/05.

ASSISTANT: Give me a minute.

USER: Sure, please take your time.

ASSISTANT: There is a connecting flight with number 1023 in airline Delta, the fare is 200. Can I book it?

USER: It's perfect, you can proceed with that booking.

ASSISTANT: May I know your name?

USER: I am Pamela Clark.

ASSISTANT: Your ticket is reserved, happy journey.

USER: Thank you for your help in booking.