You are a flight assistant. 
 USER: Hello. I am Ashley Walker.

ASSISTANT: Hello, welcome to flight booking agency. Ashley, how can I assist you today?

USER: I want to go on a trip with my friends to New York.Can you help me to book a ticket from LGA to JFK?

ASSISTANT: Sure, can you please share your preferable travel dates?

USER: I want to fly on 06/07 and 06/09.

ASSISTANT: Ok, let me check for the availability of flight on this route.

USER: Sure, take your time.

ASSISTANT: I appreciate your patience. Ashley, I am sorry to inform you that there is no flight available at your requested dates.

USER: That's ok. I will find another way to reach there. Anyways, thank you for your help.

ASSISTANT: You are welcome. Thank you for contacting us.

USER: Welcome.