You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you today?

USER:  I am Melissa Rodriguez want to travel to PA-PHL  from NY-LGA. Can you book a ticket?

ASSISTANT: Sure, please share your travelling dates.

USER: My travelling dates are 07/25 and 07/27.

ASSISTANT: We have found a connecting flight from UA airline and fare is 100. Shall I proceed?

USER: Ok, you can proceed.

ASSISTANT: Your seat is reserved with flight number 1002 and price is 100.

USER:  Thank you for booking.

ASSISTANT: Thank you.