You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you?

USER: I am Timothy Young. I would like to book a ticket from ORD to LAS, can you please help me out?

ASSISTANT: Sure, we are happy to help you.

USER: Thank you.

ASSISTANT: Kindly mention your travelling dates.

USER: I am travelling on these dates Jan 21st and 23rd.

ASSISTANT: Ok, do you need any stopovers in between journey?

USER: I need a single connected flight.

ASSISTANT: Do you have any other specifications to be met?

USER: I have price limit 500.

ASSISTANT: Ok, please hold on.

USER: Sure.

ASSISTANT: Thanks for waiting, there is a flight found with AA airline in economy class. Shall I proceed for booking?

USER: Ok, you can proceed.

ASSISTANT: OK, your ticket has been reserved with a fare of 100 and the flight number is 1000.

USER: Thank you for your services.

ASSISTANT: Thank you for reaching us.