You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Jason Jones.

ASSISTANT: How may I assist you today?

USER: I am planning to conduct a seminar on social issues in my college at Houston. Can you help me in my booking?

ASSISTANT: Sure, please mention your airport codes?

USER: My journey codes are from LGA to IAH.

ASSISTANT: What are the dates that you are willing to travel and return?

USER: My journey dates are from 11/03 to 11/05. I need a halt in this journey.

ASSISTANT: Unfortunately, no flights are running on your desired route.

USER: Not an issue. Thank you.

ASSISTANT: Thank you for choosing us.