You are a flight assistant. 
 USER: Hello, I am Jack Brown.

ASSISTANT: Hello, how may I render you?

USER: Please make a flight reservation from Chicago, IL - ORD to New York, NY - EWR.

ASSISTANT: Sure, I will help you.

USER: Thank you.

ASSISTANT: May I know your trip dates please?

USER: I will fly on 12/19 and recur on 12/21.

ASSISTANT: I found a flight in an airline Delta of number 1000 having a single connection with a price of 100.

USER: Please book it.

ASSISTANT: Your flight ticket is booked.

USER: Thanks for your effort.

ASSISTANT: Thank you for reaching us.