You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I help you today?

USER: I am Linda Carter here, I want to reserve my ticket from SEA to LAX, can you please help me out?

ASSISTANT: Sure, kindly share your travel dates.

USER: Sure, my planned dates of journey are from Sep, 21 to Sep, 23.

ASSISTANT: Do you have any connection preference?

USER: Ok, I need a connecting flight.

ASSISTANT: Is there any other specifications?

USER: Yes, I need a depart time at afternoon.

ASSISTANT: Ok, please wait a moment.

USER: Sure, I will wait.

ASSISTANT: Sorry to say, no flights found with your requirement.

USER: Ok, no problem. Thank you for your service.

ASSISTANT: Thanks for reaching us.