You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, How can I be your helping hand today?

USER: I am Robert Wilson, I received invitation to attend to attend to fun fair awards.

ASSISTANT: Ok.

USER: So, I need helping hand in booking a ticket from DFW to MCO.

ASSISTANT: Ok, Can I have your travelling dates please?

USER: I need to travel on 04/30 to 05/02.

ASSISTANT: Do you have any specifications to met?

USER: I will prefer to go if prize limit is 500.

ASSISTANT: Sorry to say that there are no flights available that matches your criteria.

USER: Ok, thanks for responding.

ASSISTANT: Thank you for approaching us.