You are a flight assistant. 
 USER: Hello, I am Janet Martin.

ASSISTANT: Hello, how could I serve you at this moment?

USER: I would like to visit Central Park with my friend at New York, can you please book me a ticket?

ASSISTANT: Sure, I am here to help you. Can you please provide your travelling dates for checking the availability of flights?

USER: Sure, my travelling dates starts from 12/30 to 01/01.

ASSISTANT: Ok, can you share your airport codes?

USER: Sure, my preferable airport codes are from DTW to EWR.

ASSISTANT: Thank you for providing information. There is a Spirit airline with fare of 200 matches your schedule. Can I proceed with booking?

USER: Yes, you can.

ASSISTANT: Your ticket has been confirmed with flight number 1005.

USER: Thanks for your help.

ASSISTANT: Thank you for reaching us, have a happy journey.