You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I assist you?

USER: This is Jeffrey Clark. Can you help me in booking a ticket?

ASSISTANT: Yes sure, could you please give me your journey details and dates?

USER: My travelling details are from IL-ORD to CA-SFO. 09/23 to 09/25.

ASSISTANT: Thank you, do you have any limits regarding price and connections?

USER: My flight number is 1000 with 1 connection. price limit is 1000.

ASSISTANT: Sure, there is a flight based on your details. Shall I proceed?

USER: OK.

ASSISTANT: Thank you, your booking is done.

USER: Thank you.

ASSISTANT: Have a great journey.