You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I aid you today?

USER: I need to attend for a conference with my clients in DCA. Can you please make a reservation in a major airlines?

ASSISTANT: Sure, can you please share your preferable journey dates?

USER: My trip dates are on Dec 02 and 04.

ASSISTANT: May I know your source code?

USER: I am boarding from EWR.

ASSISTANT: May I know your name please?

USER: Donna Thomas here.

ASSISTANT: Is there any other specifications?

USER: I need a connected flight.

ASSISTANT: Please wait for a minute.

USER: Sure.

ASSISTANT: I found a ticket for you with price of 300, flight number is 300, in business class and connection is 1.

USER: Ok, please go ahead for booking.

ASSISTANT: I confirmed your ticket successfully.

USER: Ok, thank you.

ASSISTANT: Thank you.