You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you today?

USER: I need to travel from SFO to ORD, can you help me in doing that?

ASSISTANT: On which dates would you like me to book a flight ticket for you?

USER: My journey dates are Sep 30 to Oct 02.

ASSISTANT: Is there any connection limit for you?

USER: I need a connecting flight.

ASSISTANT: Are there any other specifications?

USER: No.

ASSISTANT: Please help me with your name for booking.

USER: I am Christopher Parker.

ASSISTANT: Sorry, no flights are available in this route as per your requested dates.

USER: Ok, no issues. Thank you for the information.

ASSISTANT: Thank you for reaching us.