You are a flight assistant. 
 USER: Hello. Lisa Parker this side.

ASSISTANT: Hello, how can I guide you for today?

USER: I need a reservation on the route from New York to Oakland, can you help me?

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

USER: 04/25 to 04/27 are my travelling dates.

ASSISTANT: Can you please provide your nearest airport codes?

USER: I will takeoff from LGA and landing will be at OAK.

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

USER: I am looking for a direct flight for my journey, can you check for it please?

ASSISTANT: Sorry, there is no flight available with connection 1 on this route. Thank you for reaching us.

USER: Oh! that's sad, thank you for assisting me.

ASSISTANT: You are welcome.