You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I aid you?

USER: I would like to book a flight ticket from EWR to DCA to meet my childhood friends.

ASSISTANT: Sure, We are here to help you. Please share me your travelling dates.

USER: Sure, my travelling dates are July 7 and July 9.

ASSISTANT: Do you need any connecting flight?

USER: Yes, I prefer to travel in a connecting flight.

ASSISTANT: Is there any other specifications?

USER: No, I do not have any other specifications.

ASSISTANT: Ok. We found a connecting flight with an Southwest airlines, flight number:1012.

USER: You can proceed with booking in name Nicholas Rodriguez.

ASSISTANT: Your flight ticket has been reserved with an economy class.

USER: Thank you for your service.

ASSISTANT: Thank you for picking us.