You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello,. How can I assist you?

USER: I need a ticket to New York to attend a sports event. Could you please book a ticket.

ASSISTANT: Sure, on which dates you want to travel?

USER: My depart date is 02/03 and will return by 02/05.

ASSISTANT: Help me with your airport codes please?

USER: Sure. Airport codes are TX-IAH and NY-EWR.

ASSISTANT: May I know your name please?

USER: My name is Ryan Anderson.

ASSISTANT: Please wait, I will revert to you.

USER: Ok.

ASSISTANT: Thanks for being patience, no flights found with your given information.

USER: Thank you.

ASSISTANT: Thanks for connecting with us.