You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you?

USER: I am planning to visit Downtown Aquarium at Houston, could you please help me with booking a flight ticket from DFW to HOU?

ASSISTANT: May I know your travelling dates?

USER: I would like to depart on June 19th and return on June 21st.

ASSISTANT: May I know your name please?

USER: I am Jessica Turner.

ASSISTANT: Can I know your connection limit?

USER: I am looking for a connecting flight.

ASSISTANT: Do you have any other preference?

USER: I have no other preferences.

ASSISTANT: Ok, please wait.

USER: Sure, take your time.

ASSISTANT: JetBlue airline is providing ticket in economy class and 1000 as flight number with fare 100. Shall I proceed with booking?

USER: Please confirm the booking.

ASSISTANT: Ok, your ticket is confirmed with connecting flight.

USER: I really appreciate your help, thank you for your service.

ASSISTANT: Most welcome.