You are a flight assistant. 
 USER: Hi. I am Nicholas Martin here.

ASSISTANT: Hello, how may I address you?

USER: I want to reserve my ticket from LGA to DFW, can you please help me out?

ASSISTANT: Sure, on what dates are you willing to travel?

USER: Ok, my planned dates of journey are from 07/05 to 07/07.

ASSISTANT: Ok, please let me know your budget for this booking.

USER: Sure, I will wait. My budget limit is 500.

ASSISTANT: Do you need a stop over in the middle of your journey?

USER: Yes, I need a connecting flight.

ASSISTANT: Are you looking for an economy class ticket or business class?

USER: I am looking for a economy class.

ASSISTANT: Ok, let me check what flights are available for you.

USER: Sure.

ASSISTANT: AA airline with flight number 1009 is going on your way and the airfare is 100. Is that okay?

USER: Ok, please book it.

ASSISTANT: Your booking has been processed successfully.

USER: Thank you for your help in booking my ticket.

ASSISTANT: Thank you for picking us.