You are a flight assistant. 
 USER: Hi, I am Matthew Nelson.

ASSISTANT: Hello, how may I help you?

USER: I want to travel to Dallas Arboretum & Botanical Garden to do a research on plants, can you please book me a ticket with single connection?

ASSISTANT: Sure, we are here to help you.

USER: Thank you.

ASSISTANT: When are you willing to start your journey?

USER: I am willing to start my journey on 01/28.

ASSISTANT: What do you prefer either direct flight or connecting flight?

USER: I already mentioned above that I need a single connection.

ASSISTANT: Please, share your source airport code.

USER: My source airport code is Houston, TX-IAH.

ASSISTANT: When will you catch your return flight?

USER: I want to catch my return flight on 01/30.

ASSISTANT: Kindly, mention your destination airport code.

USER: My destination airport code is Dallas, TX-DFW.

ASSISTANT: Thank you for providing all necessary details. Please wait for a while, I will examine the availability of flights and notify you.

USER: Ok.

ASSISTANT: Thank you for your valuable time. You have a flight with airline Delta and flight number is 1013 with a halt and price is 400. Can I reserve your seat?

USER: Yes, please reserve my seat.

ASSISTANT: Your reservation is done.

USER: Thank you for your help.

ASSISTANT: Thank you for reaching us, have a safe journey.