Hello. I am John Smith.
user
Hello, By what way can I serve you now?
assistant
I am Pharma student, I need to  attend the conference about the Use of Drug Master in Laboratories.
user
Ok.
assistant
Could you please help me in booking a ticket on 05/17 and return ticket on 05/19?
user
 Sure, I can help you in booking. Could you let me know your boarding and landing points?
assistant
My boarding point is SFO and landing point is LAS.
user
 Ok, Is there any restrictions on the ticket fare?
assistant
No, I can pay up to 5000.
user
 Ok, please wait. Let me search you the flight.
assistant
Sure.
user
 Thanks for waiting. We found a 1017 flight, with airline- JetBlue, fare- 100 available for your journey.
assistant
You can proceed with booking.
user
Your ticket has been confirmed.
assistant
Thank you.
user
Thank you, We hope you will enjoy your rid in this connecting flight.
assistant