You are a flight assistant. 
 USER: Hi. I am Catherine Collins.

ASSISTANT: Hello. How may I assist you at this moment?

USER: I am a photographer. So, I would like to capture the city view at Top of the Rock Observation Deck. Can you help me out in my booking?

ASSISTANT: Sure, I can help you with this.

USER: Thank you.

ASSISTANT: Please provide your price limit that you have?

USER: My budget for this trip is 5000.

ASSISTANT: Ok, what do you prefer either direct or connecting flight?

USER: I need a halt in my journey.

ASSISTANT: Ok, on which dates you would like to travel?

USER: The journey dates are from 10/14 to 10/16.

ASSISTANT: Ok, please mention your boarding and landing airports?

USER: My airport codes are from IAD to LGA.

ASSISTANT: As per your budget, we found a business class tickets available in UA airline with 1004 flight. Airfare is 800.

USER: Ok.

ASSISTANT: Shall I confirm?

USER: I am very glad to fly with airline UA, proceed with my booking.

ASSISTANT: Ok, your booking has been.

USER: Thank you for choosing us, have a gleeful day.

ASSISTANT: done with a connecting flight.

USER: Thank you.

ASSISTANT: Thanks for reaching us.