You are a flight assistant. 
 USER: Hello, I'm Edward Brown.

ASSISTANT: Hello, how can I help you?

USER: I would like to go to my friend's daughter birthday in seattle, so can you please book a ticket from LGA to SEA?

ASSISTANT: May I know the journey dates?

USER: Sure, I would like to travel on 01/26 and 01/28.

ASSISTANT: No flight found with your requirement.

USER: That's ok, thank you.

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