You are a flight assistant. 
 USER: Hi, I am Stephanie Carter.

ASSISTANT: Hello, how can I help you?

USER: I want to attend a memorial service of my great grandmother, can you please help me to book a flight ticket?

ASSISTANT: Sure, can you provide your journey details.

USER: My origin is TX-DFW and destination is DC-IAD. My travelling dates are from 09/09 to 09/11.

ASSISTANT: OK, please wait for few minutes, let me check and revert you.

USER: Ok.

ASSISTANT: Thanks for waiting, I found a ticket with your given details. Flight number is 1022, airline is Hawaiian with single connection and price of 100.

USER: Ok, please confirm my reservation.

ASSISTANT: Sure, your ticket has been booked.

USER: Thank you for your help.

ASSISTANT: Thank you.