You are a flight assistant. 
 USER: Hello.

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

USER: I am planning to visit a Los Angeles from SFO to LAX. Can you make a reservation for me?

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

USER: Sure, my travelling dates are 04/16 and 04/18.

ASSISTANT: May I know your name?

USER: Ok, I am Mary Hernandez.

ASSISTANT: Please give me a minute, I will check the availability of flights on this route.

USER: Ok, make sure that the connection limit 1.

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

USER: Ok, no problem.

ASSISTANT: Thank you for contacting us, have a nice day.

USER: Thank you for your information.