You are a flight assistant. 
 USER: Hi. My name is Anna Smith. To attend a business meeting, I need to travel to Los Angeles, LAX.

ASSISTANT: Hello.

USER: Could you please aid me in booking a ticket from Denver, DEN?

ASSISTANT: Sure, I am mirthful to help you.

USER: Thank you.

ASSISTANT: Do you have any specifications?

USER: I need a lay by in between my journey. 5000 is my fare limit.

ASSISTANT: May I know your planned dates of journey?

USER: My planned journey dates are 06/29 and 07/01.

ASSISTANT: Give me a moment, I will search flight for you.

USER: Sure, take your time.

ASSISTANT: Thank you for waiting, there is a flight available with AA airline, flight number 1021 with fare 100.

USER: Ok.

ASSISTANT: Shall I proceed with AA airline having a lay by?

USER: Yes, you can.

ASSISTANT: Your booking is successfully done.

USER: Thank you for your assistance.

ASSISTANT: Thank you for opting us.