You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you?

USER: Can you please reserve me a  flight ticket from ORD to SFO?

ASSISTANT: Yes, can you tell me your dates of travel?

USER: My travel dates are May 13 and May 15.

ASSISTANT: Do you have any preferences?

USER: I need a connecting flight.

ASSISTANT: Do you have any other specifications?

USER: No.

ASSISTANT: I have found an economy class ticket with a price of 100 and 1 connection.

USER: Please proceed.

ASSISTANT: Can I know your name for booking?

USER: I am Amy Young.

ASSISTANT: Your ticket has been booked.

USER: Thank you.

ASSISTANT: Thank you for reaching us.