You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Benjamin Evans.

ASSISTANT: How may I serve you today?

USER: I wish to go for Heard Museum at Phoenix, AZ - PHX with my colleagues. Will you aid me in booking a flight ticket with single connection?

ASSISTANT: Sure, we're here to help you in booking.

USER: Thanks.

ASSISTANT: What price would you like to put on flight ticket?

USER: I can spend up to 5000.

ASSISTANT: Where do you want to start your journey to reach Phoenix?

USER: My nearest airport is Detroit, MI - DTW.

ASSISTANT: Help me with your journey dates, so that it will be easier to move further in booking.

USER: My journey dates are 03/23 and 03/25.

ASSISTANT: Ok, please wait a moment I will search best fight for you.

USER: Sure.

ASSISTANT: Thank you for waiting, we found a Hawaiian airline matching your essential details with the flight number-1001. Shall I book the ticket?

USER: Ok, you can book it.

ASSISTANT: Your seat has been reserved and the fare of the ticket is 600.

USER: Thank you.

ASSISTANT: Thank you for approaching us.