You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I serve you for today?

USER: I need help to reserve a flight ticket, can you help me?

ASSISTANT: Ok, I'm here to help you.

USER: Thank you.

ASSISTANT: Would you like to book a reservation for one way or it will be a round trip?

USER: I want to book a reservation for two ways.

ASSISTANT: Can you share your travelling dates with me for further booking?

USER: My travelling dates are 04/23 and 04/25.

ASSISTANT: May I know your name?

USER: I am Robert Thomas from PHL.

ASSISTANT: What is your designation code Mr.Thomas?

USER: I want to visit IAD from PHL.

ASSISTANT: Flight 1020 with 1 connection at the price of 100 is available on your requested dates. Can I book it for you?

USER: Yes, please, go ahead to do that.

ASSISTANT: Your tickets are booked with Frontier airlines. Thank you for approaching us.

USER: Thanks for your booking ticket.

ASSISTANT: Have a safe flight, welcome.