You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you today?

USER: I need a flight which travels to Chicago in the month of December to meet my cousin. Can you help me in booking my flight ticket?

ASSISTANT: Sure, may I know your travelling travelling airport codes?

USER: Sure, my travelling airport codes are BOS and ORD.

ASSISTANT: Please mention your journey dates.

USER: Ok, my journey dates are Dec 24 and Dec 26.

ASSISTANT: Do you need any connection limit?

USER: I am comfortable with any of the flight.

ASSISTANT: May I now your specifications for your journey.

USER: No, I do not have any specifications for my journey.

ASSISTANT: Please wait a moment, let me check best flight for your journey.

USER: Sure, I will wait for your response.

ASSISTANT: There is a direct flight with the price 100 in Delta airlines, can I proceed with the reservation in the economy class.

USER: Yes, do proceed with the booking in the flight which you have provided.

ASSISTANT: Your ticket has been reserved with the flight number 1020. May I know your name.

USER: Thank you for booking my flight ticket and my name is Timothy Thompson.

ASSISTANT: Thank you for reaching our service, have a safe journey.

USER: You are welcome.