You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Brandon Taylor.

ASSISTANT: How may I help you?

USER: I am planning to travel on 06/11 and 06/13. Can you help me out in booking?

ASSISTANT: Ok Taylor, may I know your preferred airport codes?

USER: My travelling airport codes are PHX and DTW.

ASSISTANT: Please give me a minute.

USER: Sure.

ASSISTANT: I found a flight with price 200 and connection 0. Shall I book the ticket for you?

USER: Sorry, my connection limit is 1.

ASSISTANT: There are no flights available with your preferences.

USER: That is fine. Thank you for your help.

ASSISTANT: Thank you for reaching us.