You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you today?

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

ASSISTANT: Sure, can you share me your travel dates?

USER: My trip dates are June 17 to 19.

ASSISTANT: Do you need any break in between journey?

USER: I prefer to travel in connecting flight.

ASSISTANT: Are there any other specifications?

USER: No.

ASSISTANT: Please help me with your name for booking.

USER: I am Brandon Davis.

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.