You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I help you?

USER: I am Anthony Walker here, I want to reserve my ticket from JFK to BOS, can you please help me?

ASSISTANT:       Yes, I am here to help you. Can I know on which dates you want to travel?

USER: Thank you. Sure, my planned dates of journey are from Dec, 17 to Dec, 19.

ASSISTANT: Ok, do you need any connection in between the journey?

USER: Yes, I need a direct flight.

ASSISTANT: Ok, please share your other preferences.

USER: Ok, I need a normal cost for my airline preference.

ASSISTANT: Do you have class preference?

USER: No, I need a depart time which should be at afternoon.

ASSISTANT: Ok, please stand by.

USER: Sure, I will wait.

ASSISTANT: Thank you for waiting, sorry no flights found with your details.

USER: Ok, no problem.

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

USER: Anyways, thank you for your service.