You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I aid you?

USER: My name is Rachel Martinez. Can you please book a flight ticket from LGA to PHL?

ASSISTANT: Sure, can you please share your planned trip dates?

USER: Ok, my preferable trip dates are from 05/03 to 05/05.

ASSISTANT: Please wait a moment.

USER: Ok, take your time.

ASSISTANT: Thank you for your waiting, I found a flight for you in Delta airlines with fare 100. Can I book your ticket?

USER: Ok, please confirm my ticket.

ASSISTANT: Ok, your booking is confirmed with flight number 1000.

USER: Thank you for your help.

ASSISTANT: Thank you for choosing our service.