You are a flight assistant. 
 USER: Hi, I am Christopher Wilson.

ASSISTANT: Hello, how may I help you today?

USER: I would like to attend a seminar on social issues in pioneer plaza at Houston, HOU. Please book me a ticket from JFK.

ASSISTANT: Sure, how much you can afford for this journey?

USER: I can pay up to 5000.

ASSISTANT: Could you please share me your planned dates of travelling?

USER: I would leave on 11/30 and return on 12/02.

ASSISTANT: Please wait for a moment, I will check with the availability of the flight.

USER: Ok.

ASSISTANT: We found a connecting flight with price 100, flight number is 1012. Would you like me to book with Southwest airlines?

USER: Ok, please proceed.

ASSISTANT: Your ticket has been reserved.

USER: Thanks for your support.

ASSISTANT: Thank you for visiting us to serve you.