You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Jeffrey Turner here.

ASSISTANT: May I know your name? What can I do for you?

USER: I want to visit a Lincoln Memorial in Washington. Will you help me?

ASSISTANT: May I know your airport codes?

USER: I want to travel from BOS to IAD.

ASSISTANT: May I know your trip dates?

USER: My travel dates 08/26 to 08/28, make sure connection limit must be 1.

ASSISTANT: Yes Turner, I found a flight for you with flight number 1001 and airline is Delta. Shall I proceed?

USER: Ok, then proceed.

ASSISTANT: Your booking is confirmed.

USER: Thank you for your help.

ASSISTANT: Thank you for choosing us.