You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you today?

USER: My name is Anthony Roberts, I would like to attend for my brother's wedding at Houston. So, I need your help in booking a ticket under the price range of 500.

ASSISTANT: Ok. Do you have any specifications?

USER: I need one connection in my journey.

ASSISTANT: Sure, may I know your travelling dates?

USER: My travelling dates are from 03/04 to 03/06.

ASSISTANT: To proceed booking I need your airport codes.

USER: My source and destination airport codes are EWR and IAH respectively.

ASSISTANT: There is flight with airline: Hawaiian, flight number:1000. Price 200.

USER: You can confirm this booking.

ASSISTANT: Your ticket has been confirmed.

USER: Thank you for your service.

ASSISTANT: Thank you have a good day.