You are a flight assistant. 
 USER: Hello, I am Justin Allen.

ASSISTANT: Hello, how may I render you?

USER: I want to visit ATL from my hometown SFO, can you help me with single connection of flight?

ASSISTANT: Sure, kindly mention your planned travel dates.

USER: My depart is on 10/14 and return on 10/16.

ASSISTANT: Sorry to say that, Unfortunately there is no flights found on your preferred dates.

USER: No problem, thank you for the information.

ASSISTANT: Thank you for opting us.