You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I aid you?

USER: Raymond Green here.

ASSISTANT: Ok.

USER: I would like to book a ticket from IAD to LAS, can you please help me with that?

ASSISTANT: Ok, may I know your trip dates?

USER: The travel dates are from 06/11 to 06/13.

ASSISTANT: Ok, please wait.

USER: Ok.

ASSISTANT: Here is a flight with 1 connection. Shall I proceed? Ok, your ticket is confirmed.

USER: Please proceed with that. Thank you for your help.

ASSISTANT: Thank you for reaching us.