You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: Can you please help me in booking the flight ticket from IAH to SFO?

ASSISTANT: Sure, I will help you. Can you please share me your travelling dates?

USER: My travel dates are July 1 and July 3.

ASSISTANT: Ok, please share me your name.

USER: Cynthia Lee.

ASSISTANT: Ok, do you have any connection limit?

USER: I need a single connection flight.

ASSISTANT: Here, I found a flight for you with single connection and class is economy.

USER: Please proceed for booking.

ASSISTANT: Your ticket is booked with flight number 1000 and airline is Spirit.

USER: Thank you for the help.

ASSISTANT: Welcome, have a safe flight.