You are a flight assistant. 
 USER: Hi. Virginia Martin here.

ASSISTANT: Hello, How can I assist you?

USER: I would like to book a ticket from SFO to SEA, can you please help me with that?

ASSISTANT: Sure, May I know the journey dates?

USER: The travel dates are from 10/03 to to 10/05.

ASSISTANT: Do you have any class preference?

USER: No, thank you.

ASSISTANT: Please wait a minute.

USER: But, my depart time is at afternoon.

ASSISTANT: Sorry, No flights found with your chosen dates.

USER: That's ok, thank you for your help.

ASSISTANT: Thank you for availing us.