You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Edward Mitchell here.

ASSISTANT: Edward Mitchell, how can I render you today?

USER: I want to reserve my flight from BOS to enjoy my summer vacation at LAS, can you please help me out with it?

ASSISTANT: Sure, I am here to help you. May I know your travel dates please?

USER: Sure, my travel dates are Mar 16th and Mar 18th.

ASSISTANT: Ok, do you have any specifications?

USER: I would like to return in the evening.

ASSISTANT: Ok, hold on for a moment. Let me check the best available flight for you.

USER: Make sure that, I prefer economy class with a single connection.

ASSISTANT: I found a flight for you with Delta Airlines and it costs you 600. Shall I proceed to reserve a seat in this single connecting flight?

USER: Ok, please proceed.

ASSISTANT: Your ticket has been booked with 1026 flight number.

USER: Thank you for the quick service.

ASSISTANT: Welcome, thank you for choosing us. Have a great day.