You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I assist you today?

USER: Please help me in booking my flight ticket from MCO to HOU?

ASSISTANT: Sure, will you mention your travelling dates please?

USER: My travelling dates are Nov 09 and Nov 11.

ASSISTANT: Do you have any preferences about flight connections?

USER: I prefer my depart flight ticket at evening time.

ASSISTANT: Do you have any preferences about class?

USER: No, class preference.

ASSISTANT: Please mention your name.

USER: Myself Charles Phillips.

ASSISTANT: There are no flights found found under your preferable details.

USER: Ok, fine thank you for checking.

ASSISTANT: Welcome, have a great day.