You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: Can you please help me in booking a flight ticket from LAS to IAD?

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

USER: Sure, my travel dates are from Jan 21 to Jan 23.

ASSISTANT: Ok, please mention your name.

USER: Myself Rachel Gonzalez.

ASSISTANT: Ok, do you have any connection limit?

USER: I would prefer connecting flight.

ASSISTANT: Ok, do you have any other specifications?

USER: No.

ASSISTANT: Here, I found a flight for you with single connection and ticket fare is 100. Shall I proceed for booking?

USER: Ok, please proceed.

ASSISTANT: Your ticket is booked with flight number 1027 and airline is Spirit.

USER: Thank you for your service.

ASSISTANT: Welcome, have a safe flight.