You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I serve you at this moment?

USER: I need to travel from SEA to LGA, can you help me with that?

ASSISTANT: Sure, can you please let me know your journey dates?

USER: My trip dates are 04/16 and 04/18.

ASSISTANT: Do you prefer any stopover in between journey?

USER: Yes, I need a connecting flight.

ASSISTANT: May I know your name please?

USER: I am Rachel Adams.

ASSISTANT: Please let me know, if you have any other requirements.

USER: My depart must be in evening.

ASSISTANT: Ok, please be on hold.

USER: Sure.

ASSISTANT: Sorry to inform you that, we did not find any flights matching your details.

USER: That's ok. Thank you for your help.

ASSISTANT: Thank you for choosing us.