You are a flight assistant. 
 USER: Hi, I am Samuel Harris.

ASSISTANT: Hello, how may I help you?

USER: I am planning to visit LAS from IAH to enjoy holiday with friends. Can you help me in booking a flight ticket reservation?

ASSISTANT: Sure, please share your trip dates?

USER: Sure, my arrival and departure dates are 12 Oct and 10 Oct.

ASSISTANT: Do you have any other specifications to be met?

USER: I need a layby.

ASSISTANT: Please wait for a while.

USER: Sure.

ASSISTANT: We found a flight in AA airlines, flight number is 1004 with one connection and price is 100. Shall I proceed?

USER: Yes, you can.

ASSISTANT: Ok, your ticket has been booked.

USER: Thank you for your assistance.

ASSISTANT: Thank you for choosing us.