You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Shirley Walker here.

ASSISTANT: How may I guide you now?

USER: I need a normal cost airline for my journey, can you please reserve a flight ticket from IAD to EWR?

ASSISTANT: Shirley Walker, may I know your travelling dates?

USER: Sure, I am planning to leave my location on Dec 30 and please book my return ticket also on Jan 01.

ASSISTANT: Do you have any requirements?

USER: Yes, please book my departure flight at evening time.

ASSISTANT: Flight-1017 is available for you with 1 connection at the price of 100. Can I book it for you?

USER: I am ok with this flight, you can proceed with booking now.

ASSISTANT: Your ticket is reserved, thank you for choosing our services.

USER: Thank you for your kind assistance.

ASSISTANT: Thank you for choosing our services.

USER: Welcome.