You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you at this moment?

USER: I am looking for your help in booking my flight ticket from LGA to IAH, can you please do that for me?

ASSISTANT: Sure, can you please provide your travelling dates to proceed further?

USER: I have to depart on 10/21 and return on 10/23.

ASSISTANT: Meanwhile, please provide your name.

USER: My name is Elizabeth Lopez.

ASSISTANT: Frontier airline is available on this route with a ticket fare of 100, shall I book your ticket?

USER: Yes, you can book the ticket.

ASSISTANT: Elizabeth Lopez, your ticket is booked with flight number 1006.

USER: Thank you very much for your help.

ASSISTANT: Thank you, have a safe journey.