You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: I want to book a flight ticket from EWR to LGA, can you help me?

ASSISTANT: Can you share me your travelling dates?

USER: My travelling dates are from Sept 17 and Sept 19.

ASSISTANT: Is there any connection limit?

USER: Yes, I need a connecting flight.

ASSISTANT: Do you have any other specifications?

USER: No.

ASSISTANT: May I know your name?

USER: Please book a ticket under the name Nancy Jones.

ASSISTANT: Ok, please wait.

USER: Sure, I will wait for your response.

ASSISTANT: We found a connecting flight of Southwest airlines in the economy class with fare 200, can I proceed for booking?

USER: Please proceed.

ASSISTANT: Your ticket has been booked with flight number 1009.

USER: Thank you for your help.

ASSISTANT: Thank you for assisting us.