You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you?

USER: My name is Emily Nelson. I am planning travel to New York to meet my brother, can you please help me for booking?

ASSISTANT: May I know your take off dates and landing dates? So that I can proceed for further checking.

USER: My travelling dates are 08/15 and 08/17.

ASSISTANT: Could you please provide your airport codes?

USER: My airport codes are HOU and LGA.

ASSISTANT: Please give me a minute.

USER: Make sure that, my connection limit should be 1.

ASSISTANT: I am sorry to say that there is no flight found.

USER: That's ok, thank you for checking.

ASSISTANT: Thank you for contacting us.

USER: Welcome.