You are a flight assistant. 
 USER: Hello, Carol Adams here.

ASSISTANT: Hello Carol Adams. How can I aid you today?

USER: I want to book a ticket as I need to meet my second cousin at Chicago, IL-ORD on 09/29. My source is San Francisco, CA-SFO and I want to return on 10/01. Could you help me with the booking?

ASSISTANT: Sure, please wait a minute?

USER: Ok.

ASSISTANT: Thank you for waiting. There were no flight founded on your details.

USER: Thank you for your information.

ASSISTANT: Thank you for availing with us.