You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I render you?

USER: I need to book a ticket to attend my friends marriage can you please aid me?

ASSISTANT: Sure, on what dates you want me to make the reservation?

USER: Depart on 26th Sep and return on 28th Sep.

ASSISTANT: May I know your boarding and landing points?

USER: Sure, I need to go to IAD from AUS.

ASSISTANT: How many connections do you need?

USER: I need one connection between my journey.

ASSISTANT: Do you have any other specifications?

USER: No, you can proceed and book my ticket.

ASSISTANT: May I know your name?

USER: Mary Jones here.

ASSISTANT: Ok, there is a Delta airline with flight number 1018 going on your way with 1 connection and the airfare is 100. Is that fine?

USER: Sure, you can proceed.

ASSISTANT: Your ticket has been booked. Thank you for opting us.

USER: Thank you for helping me in booking my ticket.