You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, How can I help you?

USER: I would like to book a ticket to Washington to attend a business meeting, can you please help me in booking?

ASSISTANT: Sure. May I know your travelling dates?

USER: My travel dates are from 03/28 to 03/30.

ASSISTANT: Can you share me your airport codes?

USER: I want to fly from MCO to IAD.

ASSISTANT: May I know your name?

USER: I am Samuel Thomas.

ASSISTANT: There is a flight 1020 in Delta airline and price 100 with a connection. Shall I proceed?

USER: You can proceed with booking.

ASSISTANT: Your ticket has been booked.

USER: Thank you for your help.

ASSISTANT: Thank you.