You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello, how can i help you today?

USER: I am Emma Hernandez. I would like to visit Havasupai Adventure at Houston, can you please book me a ticket?

ASSISTANT: Sure, please help me with your travelling dates?

USER: I want to travel on 02/26, and need to catch return flight on 02/28.

ASSISTANT: Ok, let me know your airport codes?

USER: I want to fly from Seattle, SEA to Houston, IAH.

ASSISTANT: Ok, any other requirements?

USER: Make sure to check a flight with in a price limit of 500.

ASSISTANT: Ok, flight- 1004, airline- Delta, price- 200 with connection matches your requested details. Shall I proceed?

USER: It is perfect, reserve my seat.

ASSISTANT: Ok, your ticket has been processed.

USER: Thanks for your service.

ASSISTANT: Thank you for choosing us.