You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I guide you today?

USER: Jonathan Turner here. My dream is to travel on Brooklyn bridge in New York city, so can you please help me with booking a ticket from LGA to EWR?

ASSISTANT: Can you please share on what dates you are willing to travel?

USER: I would like to travel on dates from 12/03 to 12/05.

ASSISTANT: Please give me a minute, I will look for the best service on this route.

USER: Take your own time.

ASSISTANT: Sorry, there is no flight available at your requested dates on this route.

USER: That's fine, thank you for your quick response.

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

USER: Most welcome.

ASSISTANT: Have a great day.