You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I help you for the day?

USER: I want to fly from LAX to SFO. Can you book a flight from that route?

ASSISTANT: Sure, I am gleeful to help you with that. Can you please share your planned travel dates?

USER: My planned travel dates are 06/16 and 06/18.

ASSISTANT: May I know your name please?

USER: Sure, Andrew Martin here.

ASSISTANT: Would you like to travel in a connecting flight or in direct flight?

USER: I want a flight with single connection.

ASSISTANT: Do you have any other specifications?

USER: I am comfortable with economy class only.

ASSISTANT: Sorry to say that, there are no flights available on this route as per your travel dates.

USER: No issues, thank you  for the checking.

ASSISTANT: Thank you for reaching us,have a great day.