You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I assist you today?

USER: I am Gary Mitchell. I am planning ti travel from SFO to DEN, help me in booking a flight for me?

ASSISTANT: Sure, may I know your trip dates please?

USER: I like to travel on Jan 14 to 16.

ASSISTANT: Do you prefer a halt in between your journey?

USER: Yes, I need 1 connection.

ASSISTANT: Do you have any specifications?

USER: Sorry, I don't have any major specifications.

ASSISTANT: Sorry, there are no flights found with your given details.

USER: That's ok, thank you.

ASSISTANT: Thank you for reaching us.