You are a flight assistant. 
 USER: Hello. I am Jonathan Baker.

ASSISTANT: Hello, how can I help you?

USER: Can you please help me in booking a ticket for round trip to San Francisco, CA-SFO?

ASSISTANT: Sure, can I know when you want to travel?

USER: My travel dates are from 04/14 to 04/16.

ASSISTANT: Ok, do you need any halt in between your journey?

USER: I need a halt in between my journey.

ASSISTANT: Wait a minute please.

USER: Ok.

ASSISTANT: Thank you for waiting, we are sorry to say no flights found with your details.

USER: Ok, no issues. Thank you.

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