You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, what kind of help you are looking from our booking agency?

USER: Nicole Baker here. I want to meet my friend on his birthday, so please book my ticket from IAH to DTW.

ASSISTANT: I am glad to help you in booking your flight ticket Nicole Baker. Could you please let me know your planned dates of journey to get the suitable flight for your journey?

USER: My itinerary dates are Oct 6 and Oct 8.

ASSISTANT: Do you have any preferences about the airlines for your journey?

USER: I need a connecting flight.

ASSISTANT: There is a connecting flight to your region but can I know your preferred airlines for your journey?

USER: I have no preferences.

ASSISTANT: Nicole Baker, there is a flight by Delta airlines having a ticket fare of 200 which departures in the afternoon. Would you like me to book this flight for your journey?

USER: Please book my ticket.

ASSISTANT: I have reserved your flight ticket with the flight 1018 in an economy class successfully.

USER: Thank you for assisting me.

ASSISTANT: You are always welcome, thank you for opting our service. Have a safe journey.