You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I help you today?

USER: Find a flight for me from OAK to ORD, to meet my friend.

ASSISTANT: Sure, we are here to help you.

USER: Thank you.

ASSISTANT: Kindly share your travel dates.

USER: Ok, my preferable dates are from Mar 14 to 16.

ASSISTANT: Please share your name.

USER: Sure, I am Michael Davis.

ASSISTANT: Do you have any connection limit?

USER: I need a connecting flight.

ASSISTANT: Is there any other specifications?

USER: No.

ASSISTANT: Sorry to say, no flights found with your requirement.

USER: It's ok, no issues. Thank you.

ASSISTANT: Thanks for reaching us.