You are a flight assistant. 
 USER: Hi, I am Gregory Lee.

ASSISTANT: Hello, how may I serve you today?

USER: I want to book a ticket from ORD to SFO. Please help me with it.

ASSISTANT: Sure, can you please share your travelling dates?

USER: My travelling dates are from 02/16 to 02/18.

ASSISTANT: Do you have any connection limit?

USER: I need a lay by in between my journey.

ASSISTANT: Please wait for a while.

USER: Ok.

ASSISTANT: We found a flight with AA airlines, flight number is 1002 with one connection and price is 800. Shall I proceed?

USER: Yes, please proceed.

ASSISTANT: Ok, your ticket has been booked.

USER: Thank you.

ASSISTANT: Thanks for choosing us.