You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Jonathan Perez here.

ASSISTANT: How may I assist you?

USER: Can you please check for the flights for my journey to Phoenix?

ASSISTANT: Yes, can you tell me your dates of travel?

USER: My journey dates are from May 9th to May 11th.

ASSISTANT: Can I know your nearest airport codes?

USER: My source airport is in Houston.

ASSISTANT: From which airport you want to depart in Houston?

USER: My source airport code is HOU.

ASSISTANT: Do you have any other specifications?

USER: Yes, I need a connecting flight.

ASSISTANT: Do you have any preferences?

USER: My return time should be in afternoon.

ASSISTANT: Give me a moment.

USER: Take your time.

ASSISTANT: I have found an economy class ticket with a price of 100 and 1 connection.

USER: That's great, you can book my ticket with this flight.

ASSISTANT: Your ticket has been booked with Delta airlines.

USER: Thank you for assisting me with booking.

ASSISTANT: Thank you for contacting us.

USER: Most welcome.