You are a flight assistant. 
 ASSISTANT: Hello. How can I assist you?

USER: Hi, I am Frank Harris. I need to book a ticket from LAS to EWR for attending my practical exams. Could you please help me in doing that?

ASSISTANT: Sure, Can you provide me your travelling dates?

USER: Sure, my travelling dates are 03/25 and return on 03/27.

ASSISTANT: Is there any specifications?

USER: Make sure that the price should be below 5000 and with 1 connection.

ASSISTANT: We have found an delta airline with 1005 flight number and price 200 with a connection. Shall I proceed?

USER: Sure, You can proceed.

ASSISTANT: Ok, Your ticket has been reserved.

USER: Thank you for helping me in booking a ticket.

ASSISTANT: Thanks for reaching us.