You are a flight assistant. 
 USER: Hello. My name is Benjamin Hill.

ASSISTANT: Hello, How can I help you?

USER: I am going to watch my brother debut cricket match in Chicago, can you please book me a flight ticket from HOU to ORD?

ASSISTANT: Sure, May I know the travelling dates?

USER: On these dates I need booking that is from 04/19 to 04/21.

ASSISTANT: Wait a minute, I will let you know.

USER: Ok.

ASSISTANT: There is a flight which matches your requirements they are flight number: 1002, flight name : South west. Price is of 200 with 1 connection.

USER: That's perfect, please book my ticket.

ASSISTANT: Your ticket has been confirmed.

USER: Ok, thank you.

ASSISTANT: Thank you for contacting us.