You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: Richard Jones here.

ASSISTANT: How may I assist you now?

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

ASSISTANT: Sure, I am glad to help you. when are you planning to start your journey?

USER: The travel dates are from 05/17 to 05/19.

ASSISTANT: Which class would you prefer for your journey?

USER: I am ok with any class.

ASSISTANT: Thanks for sharing the details, wait for a while.

USER: Ok.

ASSISTANT: Thanks for your time. There is a flight available with fare 200 in economy class of Southwest airline having single connection. Shall I reserve it?

USER: Please proceed with that.

ASSISTANT: Your ticket has been reserved with flight number 1007.

USER: Thank you.

ASSISTANT: Thank you for approaching us.