You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I assist you?

USER: My name is Carolyn Perez.

ASSISTANT: Yes, Carolyn.

USER: I had a plan, so I want to travel from LGA to OAK.

ASSISTANT: Ok, share me the dates of travelling?

USER: The journey dates are from 10/17 to 10/19. Connection limit should be 1.

ASSISTANT: Wait a moment, let me check the availability.

USER: Ok.

ASSISTANT: Sorry, no flights are available.

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

ASSISTANT: Thank you for contacting us.

USER: You are welcome.