You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I aid you today?

USER: Anthony Gonzalez here. Can you please reserve my flight ticket from DFW to LGA?

ASSISTANT: Please share your travelling dates.

USER: My travelling dates are July 23rd and July 25th.

ASSISTANT: Do you need any connection limit?

USER: I need a flight with single connection.

ASSISTANT: Can I know your class preference?

USER: I prefer to travel in an economy class.

ASSISTANT: Do you have any specifications?

USER: No.

ASSISTANT: There is a connecting flight in economy class with American airlines and ticket fare of 100. Can I proceed?

USER: Please proceed with the booking.

ASSISTANT: Your ticket is confirmed with flight 1021.

USER: Thank you for your service.

ASSISTANT: Thank you for choosing us.