You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you?

USER: I am planning to book a ticket from IAD to PHL, can you please help me out?

ASSISTANT: Sure, may I know your travel dates?

USER: I am travelling on these dates May 29th and 31st.

ASSISTANT: On what name do you like to reserve this ticket?

USER: Michael Walker here.

ASSISTANT: Do you like any other specifications?

USER: I need single connected flight.

ASSISTANT: We found a economy class flight on your details with Spirit Airline, flight number: 1025.

USER: Ok, you can proceed.

ASSISTANT: Shall I book this ticket? Ok. Your ticket has been reserved.

USER: Thank you for your services.

ASSISTANT: Thank you.