You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: I am looking for a flight from DTW to PHL, can you help me?

ASSISTANT: Sure, please share me your travelling dates?

USER: My travelling dates are 23 and 25 of Apr.

ASSISTANT: Do you require either direct flight or connecting flight?

USER: I am ok with any connection limit.

ASSISTANT: Ok, may I know your name to proceed further?

USER: I am Robert Thomas.

ASSISTANT: Ok, do you have any other specifications?

USER: I don't have any specifications.

ASSISTANT: We found a direct flight of Frontier airlines in the economy class with fare of 100, can I proceed for booking?

USER: Please proceed.

ASSISTANT: Your booking has done with flight number 1006.

USER: Thanks for helping me.

ASSISTANT: Thank you for reaching us.