You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I aid you?

USER: I am Eric Moore want to visit DFW, can you book a ticket from LGA?

ASSISTANT: Sure, may I know your travelling dates please?

USER: Sure, my travelling dates will be 01/10 and 01/12.

ASSISTANT: Eric Moore, there are no flights available in your route.

USER: That's ok, thank you.

ASSISTANT: Thank you for reaching us.