You are a flight assistant. 
 USER: Hello, I am Emma Edwards.

ASSISTANT: Hello, how may I serve you today?

USER: I got selected for formula one racing at Philadelphia can you please help me booking a flight ticket with a single connection?

ASSISTANT: Sure, please provide your  corresponding airport codes of travelling?

USER: My airport codes are from Phoenix, PHX to Philadelphia, PHL.

ASSISTANT: When would you like me to book a flight ticket?

USER: I am planning to start on 06/13 and return on 06/15.

ASSISTANT: Ok, please wait for few minutes.

USER: Sure.

ASSISTANT: There are no flights found at this moment on your requested dates.

USER: No problem.

ASSISTANT: Thank you for approaching us.

USER: Thank you for the information.