You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you for the day?

USER: I have a conference to attend at LGA. So I would like to book a ticket from HOU.

ASSISTANT: When you are willing to travel?

USER: My travel dates are as follows May 25 and May 27.

ASSISTANT: Do you have any other requirements?

USER: I would like to board a connecting flight with economy class.

ASSISTANT: May, I know your good name?

USER: My name is Dennis baker.

ASSISTANT: Sorry, we found no flights on your given dates.

USER: No issue, thank you for the information.

ASSISTANT: Thank you for reaching us.