You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Justin Garcia here.

ASSISTANT: How can I aid you today?

USER: Can you please help me in booking a flight ticket from SFO to ORD?

ASSISTANT: Sure. I am here to help you with that. Can I know your planned trip dates?

USER: Sure, my trip dates are from 03/19 to 03/21.

ASSISTANT: Please wait for a minute.

USER: Sure, I will wait for your response.

ASSISTANT: Based your travelling dates. I have found a flight with the Southwest airlines having a connection limit 1. Shall I proceed with the booking?

USER: Ok, please proceed with booking.

ASSISTANT: I have reserved your ticket with the flight number 1000.

USER: Thank you for your service.

ASSISTANT: Thank you for consulting us.