You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I be your helping hand?

USER: Can you help me in booking a ticket to San Francisco, SFO?

ASSISTANT: Sure, I am mirthful to help you.

USER: Ok.

ASSISTANT: May I know your trip dates?

USER: My planned dates to travel are 03/01 and arrive on 03/03.

ASSISTANT: Can you please let me know your boarding point airport code?

USER: I am starting from Los Angeles, LAX to attend to my nephew's marriage.

ASSISTANT: Please, share if you have any specifications.

USER: Please check flights with a  flag stop in between my journey. I can afford an amount of 5000.

ASSISTANT: Give me a moment, I will check the availability of flights and let you know.

USER: Sure.

ASSISTANT: Thanks for waiting, there is a flight available with Delta airline, flight number 1012 with fare 200 that matches your requirements. Shall I proceed to reserve?

USER: Ok, you can go further to reserve a seat on Ryan Green.

ASSISTANT: Your ticket has been reserved with flight having a lay by.

USER: Thank you.

ASSISTANT: Thank you for reaching us.