You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I aid you?

USER: Mary Lopez here. Can you aid me in ticket booking from ORD to IAD?

ASSISTANT: Sure, please share your travelling dates?

USER: My travelling dates are from 10/02 to 10/04.

ASSISTANT: There is a flight 1010 of Delta airlines, can I proceed?

USER: Please proceed it.

ASSISTANT: Ok, your ticket is booked.

USER: Thank you.

ASSISTANT: Thank you.