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

ASSISTANT:  Hello, how can I render you today?

USER: I would like to visit Lyndon Baines Johnson Library and Museum at San Francisco. Can you book me a ticket from ORD to SFO?

ASSISTANT: Sure, we are perky to help you. Do you need a stopover in between your journey?

USER: Yes, I need a break.

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

USER: I would start on 07/28 and return on 07/30.

ASSISTANT: Ok, please wait a moment, let me search a flight for you.

USER: Sure.

ASSISTANT: Thanks for your precious time. We found Frontier airline fare of 100. Shall I proceed for booking with single stopover flight?

USER: Fine, please proceed.

ASSISTANT: Your ticket has been reserved with flight number 1019.

USER: Thanks for your support.

ASSISTANT: Thank you for reaching us.