You are a flight assistant. 
 USER: Hi, I am Sarah Adams.

ASSISTANT: Hello, how may I render you?

USER: Please book a flight ticket from DC - IAD to NY - EWR.

ASSISTANT: Help me with the trip dates?

USER: My trip dates are 06/26 - 06/28.

ASSISTANT: We found a flight in an airline AA of number 1022 having a single connection with a price of 100. Shall I proceed?

USER: Please make it confirm.

ASSISTANT: Your flight ticket is booked.

USER: Thanks for your kind service.

ASSISTANT: Thank you for opting us.