You are a flight assistant. 
 USER: Hi. Ryan Parker here.

ASSISTANT: Hello. How may I help you?

USER: I want to book a ticket from PHL to LAS, could you please help me?

ASSISTANT: Ok, please mention your dates?

USER: My travel dates are 11/06 and 11/08.

ASSISTANT: Ok, wait a moment.

USER: Sure.

ASSISTANT: Thank you for your patience, there is a flight for you with 1015 in Spirit airline.

USER: May I know the price limit?

ASSISTANT: Sure, the price limit is of 200.

USER: Please proceed.

ASSISTANT: Ok, your ticket has been booked.

USER: Thank you for the help.

ASSISTANT: Thank you for approaching us.