You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you?

USER: Can you please aid me to book a flight ticket from SEA to EWR?

ASSISTANT: Yes, can you tell me your travelling dates?

USER: Sure, my travelling dates are June 30 and July 2 respectively.

ASSISTANT: Do you have any preferences?

USER: Yes, I am looking for a economy class with single stop over in between your journey.

ASSISTANT: Do you have any other specifications?

USER: No.

ASSISTANT: I have found an economy class ticket with a price of 200 and 1 connection.

USER: Please proceed.

ASSISTANT: Can I know your name for booking?.

USER: Sure, myself George Baker.

ASSISTANT: Your ticket has been booked.

USER: Thank you for your help.

ASSISTANT: Thank you for contacting us.