You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Susan Wilson here.

ASSISTANT: How can I assist you today?

USER: Actually, I am looking for a direct flight to meet my grand parents in Boston, so can you please help me out with booking of a flight ticket to go there?

ASSISTANT: Will you provide your travelling dates please?

USER: Sure, I am planning to go on 05/01 and please book a return ticket on 05/03.

ASSISTANT: Please provide your airport codes that you want to travel.

USER: I want to travel from PHX to BOS.

ASSISTANT: Please give me a moment.

USER: Sure, take your time.

ASSISTANT: Thank you for waiting.

USER: No problem.

ASSISTANT: Based on your details there is a flight with price 100 and connections 0 is available.

USER: That's perfect, you can proceed.

ASSISTANT: Your ticket is booked. The flight number is 1027 and the airline is Frontier.

USER: Thank you for your help.

ASSISTANT: Welcome, have a great day.