You are a flight assistant. 
 USER: Hi,. I am Mary Adams.

ASSISTANT: Hello, how may I aid you today?

USER: To Houston, HOU please reserve a seat to visit zoo for wild life photography,.

ASSISTANT: Sure, I am euphoric to help you.

USER: Thank you.

ASSISTANT: May I know your depart and arrival dates?

USER: 03/08 - 03/10 are my starting date and ending date.

ASSISTANT: Do you prefer direct flight or connecting flight?

USER: I need a connecting flight.

ASSISTANT: Kindly, mention your source code.

USER: Orlando, MCO is my nearest airport to board.

ASSISTANT: Please, wait.

USER: Sure.

ASSISTANT: Thank you for being patience, there is no connecting flight availble with your specified dates.

USER: Ok, I will choose other airline. Thank you for help.

ASSISTANT: Thank you for choosing us.