You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: Can you please help me in booking my flight ticket from HOU to BOS?

ASSISTANT: On which dates you are planing to travel?

USER: My trip dates will be Nov 14th to Nov 16th.

ASSISTANT: Do you have any other requirements?

USER: I need a direct flight.

ASSISTANT: Sorry, there is no direct flight available.

USER: Its ok, thank you.

ASSISTANT: May I know your name please?

USER: I am Angela King.

ASSISTANT: Thank you to approach us.