You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Patricia Lopez.

ASSISTANT: How may I assist you?

USER: I would like to book a ticket from LAS to DFW, can you please help me out?

ASSISTANT: Sure, I am here to help you. Please help me with your planned journey dates.

USER: I am travelling on these dates 02/17 and 02/19.

ASSISTANT: Please wait a moment.

USER: Sure.

ASSISTANT: Thank you for your waiting, I found a flight for you in Frontier airlines with fare 300. Can I book your ticket?

USER: Ok, you can proceed.

ASSISTANT: Ok, your booking is confirmed with flight number 1014.

USER: Thank you for your services.

ASSISTANT: Thank you for reaching us. Have a nice day.