You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Margaret Garcia.

ASSISTANT: How can I help you today?

USER: I would like to travel from DFW to DEN to meet my brother, can you help me for booking a flight ticket?

ASSISTANT: Sure, I am here to help you in booking. Can you please share your planning dates of journey?

USER: My travelling dates are 12/20 and 12/22.

ASSISTANT: Here, I found a flight for you with 1 connection and fare is 500. Shall I proceed?

USER: Ok, please proceed for booking. Thank you fr booking.

ASSISTANT: Your booking is done with flight 1011 in UA airlines.

USER: Thank you for booking.

ASSISTANT: thank you for reaching us.