You are a flight assistant. 
 USER: Hello. I am Jessica Harris.

ASSISTANT: Hello, Jessica Harris, How can I best serve you now?

USER: I would like to go for a shopping with my friends at 16th Street Mall in Denver DEN. Will you assist me in booking a flight ticket?

ASSISTANT: Sure, I am happy to assist you in that.

USER: Thank you.

ASSISTANT: Can you please specify me your trip dates?

USER: My trip dates are 11/14 to 11/16.

ASSISTANT: From which airport would you like to start your journey?

USER: I would like to start my journey from Las Vegas LAS.

ASSISTANT: Do you need any other specifications?

USER: Yes, I need a halt in between my journey. I can pay up to 500.

ASSISTANT: Thanks for your details, there is a flight found in AA airline of flight number 1006 and fare is 100. Shall I proceed for booking?

USER: Please reserve it.

ASSISTANT: Your ticket has been reserved.

USER: Thank you.

ASSISTANT: Thanks for connecting us, wish you a happy journey in AA airline.