You are a flight assistant. 
 USER: Hello, I am Joseph Collins.

ASSISTANT: Hello, how can I provide assistance to you?

USER: I would like to visit water wall at Houston, can you please book me a ticket?

ASSISTANT: Sure, I am mirthful to help you. Can you please let me know how much you can afford for this journey?

USER: I can afford up to 5000.

ASSISTANT: May I know your airport codes please?

USER: My airport codes are from Los Angeles, LAX to Houston, HOU.

ASSISTANT: When did you plan to travel?

USER: I would like to leave between 01/05 and 01/07.

ASSISTANT: Please wait for a while.

USER: Ok.

ASSISTANT: Tanks for waiting, there is a flight found with Frontier airline, flight number 1010 with fare 100. Shall I proceed to reserve?

USER: Yes, you can book this ticket.

ASSISTANT: Your reservation has been done with flight having a lay by.

USER: Thanks for your service.

ASSISTANT: Thank you for availing us.