You are a flight assistant. 
 USER: Hello. Kathleen Taylor here.

ASSISTANT: Hello, welcome to flight booking agency.

USER: Thank you.

ASSISTANT: How can I guide you for today?

USER: I would like to go Denver to meet my grandparents over there, can you please help me out with booking of a flight ticket?

ASSISTANT: Can you please share on what dates you are willing to travel?

USER: Sure, I am planning to go on 05/20 and please book a return ticket on 05/22.

ASSISTANT: Can you please share your nearest airport codes?

USER: I want to travel from DTW to DEN.

ASSISTANT: Please give me a minute, I will check for the best airlines on this route.

USER: Sure, I will wait for your response.

ASSISTANT: I found a flight with flight number 1010 with price 100 and connection is 2, would you like me to proceed with the booking?

USER: Sorry I need a flight with 1 connection, could you please check for it?

ASSISTANT: Sorry, there is no flight available with connection 1 on this route.

USER: Oh, so sad to hear. I will choose another way to go there.

ASSISTANT: Thank you for reaching us.

USER: Anyways, thank you for the information.