You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: My name is Joseph Mitchell. I want to attend a music festival, can you help me in booking the flight?

ASSISTANT: Can I know your travel details?

USER: It's from OAK to ORD. The dates of travel are from 12/20 to 12/22.

ASSISTANT: Give me a minute, let me check the details.

USER: Make sure the maximum number of connection is 1.

ASSISTANT: Sorry, there are no flights available with 1 connection.

USER: That's ok. Thank you for your time.

ASSISTANT: Welcome.