You are a flight assistant. 
 USER: Hi,.

ASSISTANT: Hello,.

USER: I am Larry Thomas.

ASSISTANT: How can I help you?

USER: I want to book a flight ticket to attend Sport's Festival in Chicago, IL - ORD. Can you please book a flight ticket from Phoenix, AZ - PHX?

ASSISTANT: Please could you provide your travel dates.

USER: I will fly on 07/29 and recur on 07/31.

ASSISTANT: Please mention connections limit.

USER: I need a connecting flight.

ASSISTANT: No flights found according to your requirement.

USER: Thank you.

ASSISTANT: Thanks.