You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: As I am a scientist, I want to research on Rockets in NASA Space Center at Houston, TX - IAH. Can you please make a plane reservation from New York, NY - LGA?

ASSISTANT: Sure, please share me your travelling dates?

USER: I will depart on 06/04 and return on 06/06.

ASSISTANT: May I know your name?

USER: Sure, I am Paul Wilson.

ASSISTANT: Sorry, there were no flights with your given details.

USER: Ok, no issues. Thank you for your help.

ASSISTANT: Thank you for reaching us.